Surf Forecasts:
How big are the waves at Irmas/Leftpoint today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 6.5ft (2.0m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 7ft (2.1m), 7s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 6ft (1.9m), 8s period with ENE swell.
The current surf forecast for Irmas/Leftpoint at 5AM is: 1.8m 7s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 01:00am July 18). An open ocean swell of 0.4m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 6.5ft (2.0m) | 7s |
| Afternoon (18 Jul) | 7ft (2.1m) | 7s |
| Evening (18 Jul) | 6ft (1.9m) | 8s |
Table - waves today at Irmas/Leftpoint. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Sat morning, min 24°C on Sat night). Winds decreasing (strong winds from the ENE on Sat afternoon, light winds from the ENE by Mon night). | ||||||||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | S 16 | S 16 | S 16 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 215 | 285 | 360 | 448 | 487 | 450 | 406 | 384 | 394 | 427 | 374 | 333 | 310 | 322 | 314 | 341 | 257 | 218 | 226 | 329 | 325 | 321 | 249 | 215 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross | cross |
High Tide | 6:37AM0.35m | 6:10PM0.55m | 7:46AM0.40m | 6:42PM0.45m | 8:59AM0.45m | 7:13PM0.37m | ||||||||||||||||||
Low Tide | 00:53AM0.03m | 11:55AM0.16m | 1:26AM0.03m | 1:10PM0.23m | 1:58AM0.03m | 2:57PM0.28m | ||||||||||||||||||
 | |  | | | | | | |  | | | | | | | | | | |  | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 23 | 22 | 21 | 21 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 21 | 22 | 23 | 24 | 23 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | SSW 12 | S 12 | SSW 13 | SSW 13 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 |
| kJ | 215 | 152 | 154 | 141 | 141 | 160 | 158 | 66 | 113 | 75 | 83 | 75 | 96 | 95 | 163 | 160 | 158 | 149 | 195 | 329 | 325 | 321 | 174 | 163 |
Swell 2 Height (m) Direction Period (s) | WNW 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | SSW 12 | W 13 | NNE 8 | NNE 8 | S 19 | S 19 | S 18 | SSW 13 | SSW 11 | NNE 8 | NNE 8 | S 12 | NNE 7 | SW 18 | SW 18 | S 13 | S 13 |
| kJ | 59 | 55 | 54 | 54 | 30 | 30 | 30 | 47 | 28 | 12 | 11 | 117 | 114 | 105 | 55 | 40 | 24 | 23 | 70 | 36 | 82 | 81 | 121 | 121 |
Swell 3 Height (m) Direction Period (s) | SW 15 | SSW 8 | SW 15 | SW 15 | SW 15 | SSE 9 | NNE 9 | W 13 | S 20 | W 12 | S 19 | NNE 8 | NNE 8 | SW 20 | SSW 19 | NE 8 | SSW 12 | SSW 12 | SW 18 | SW 18 | W 12 | W 12 | SW 18 | SW 17 |
| kJ | 35 | 6 | 57 | 55 | 55 | 8 | 8 | 29 | 32 | 26 | 66 | 11 | 12 | 60 | 37 | 16 | 45 | 56 | 86 | 83 | 10 | 11 | 78 | 72 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 214 | 285 | 360 | 448 | 487 | 450 | 406 | 384 | 394 | 427 | 374 | 333 | 310 | 322 | 314 | 341 | 257 | 218 | 226 | 173 | 220 | 242 | 249 | 215 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 50 | 56 | 56 | 56 | 56 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 60 | 49 | 18 | 20 | 18 | 18 | 49 | 56 | 49 | 22 | 18 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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